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A neighbor said he attempted to stop the alleged abduction of four children by their parents in Boyle Heights on Friday. Jane Yamamoto reports from Boyle Heights for the NBC4 News at 6 on Saturday, March 15, 2014 (Published Saturday, Mar 15, 2014)

Updated at 2:03 PM EST on Sunday, Mar 16, 2014

Police have no leads or updates one day after issuing an Amber Alert for four children who were allegedly taken by force from their grandmother's Los Angeles home by their non-custodial parents.

The children were taken Friday afternoon.

Amber Alert Issued for 4 Children

An Amber alert was issued for four children who were allegedly taken by force from their grandmother's home in Boyle Heights on Friday. Officials are looking for the children's parents, who they believe have abducted them. Reggie Kumar reports live for Today in LA on Saturday, March 15, 2014. (Published Saturday, Mar 15, 2014)

“I’m asking you to just do the right thing and bring the children in,” said Los Angeles Police Capt. Martin Baeza. “The reason that we’re reaching out to the public is that we’re concerned for the children's safety.”

The children were taken into protective custody by the Department of Children and Family Services (DCFS) and put into the care of their grandmother, according to the Los Angeles Police Department.

4 Children, Parents Sought by Police

Police on Friday were asking for the public's help to find four children and their non-custodial parents after they were taken by force from their grandmother's Boyle Heights home, officials said. Kate Larsen reports for the NBC4 News at 11 p.m. on Friday, March 14, 2014. (Published Saturday, Mar 15, 2014)

The children's parents took them from the grandmother's home in the 1400 block of Indian Street in Los Angeles' Boyle Heights neighborhood at 12:30 p.m. Friday, police said. Police said the parents may have a history of violent behavior.

"The information that was provided to us by the grandmother was that the father is known to be violent with both all the children and the mother," LAPD Officer Sally Madera said.

The father, Enrique Felix, is described as a Hispanic man, 28 years old, 5 feet 10 inches tall with black hair and brown eyes. The mother, Rose Chaidez, is described as a Hispanic woman, 5 feet 2 inches tall with red hair and brown eyes.

The children were identified as 7-year-old Enrique Felix, 5-year-old Justin Felix and 1-year-old twins Veronica Felix and Janeth Felix.

They may be in a dark plum or gray Chrysler PT Cruiser with tinted windows, a missing a rear hub cap and a paper license plate with black letters, and no official state tag.